Home / 67,919.64-101,865.98-34,176.66

Finding the Fourth Proportional to 67,919.64, 101,865.98 and 34,176.66

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Solution

The fourth proportional to 67,919.64, 101,865.98 and 34,176.66 is: 51,258.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,919.64 : 101,865.98 = 34,176.66 : x
  2. Step 2: Convert to fraction form
    67,919.64/101,865.98 = 34,176.66/x
  3. Step 3: Cross multiply
    67,919.64x = 101,865.98 × 34,176.66
  4. Step 4: Simplify right side
    67,919.64x = 3,481,438,793.14
  5. Step 5: Solve for x
    x = 3,481,438,793.14/67,919.64
  6. Step 6: Final answer
    x = 51,258.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.